47778320

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 115492608

約数和(自身を除く): 67714288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 97, 131, 188, 194, 235, 262, 376, 388, 470, 485, 524, 655, 752, 776, 940, 970, 1048, 1310, 1552, 1880, 1940, 2096, 2620, 3760, 3880, 4559, 5240, 6157, 7760, 9118, 10480, 12314, 12707, 18236, 22795, 24628, 25414, 30785, 36472, 45590, 49256, 50828, 61570, 63535, 72944, 91180, 98512, 101656, 123140, 127070, 182360, 203312, 246280, 254140, 364720, 492560, 508280, 597229, 1016560, 1194458, 2388916, 2986145, 4777832, 5972290, 9555664, 11944580, 23889160, 47778320]

約数ペア:

[(1, 47778320), (2, 23889160), (4, 11944580), (5, 9555664), (8, 5972290), (10, 4777832), (16, 2986145), (20, 2388916), (40, 1194458), (47, 1016560), (80, 597229), (94, 508280), (97, 492560), (131, 364720), (188, 254140), (194, 246280), (235, 203312), (262, 182360), (376, 127070), (388, 123140), (470, 101656), (485, 98512), (524, 91180), (655, 72944), (752, 63535), (776, 61570), (940, 50828), (970, 49256), (1048, 45590), (1310, 36472), (1552, 30785), (1880, 25414), (1940, 24628), (2096, 22795), (2620, 18236), (3760, 12707), (3880, 12314), (4559, 10480), (5240, 9118), (6157, 7760)]